Stomach cancer, remains symptomless until it has grown to a certain dimension or has spread to the adjacent organs. Therefore the evaluation of the clinical aspects of this disease should be performed with respect to their relations to the extent of cancer progress. This paper deals with the onset, signs and symptoms, and laboratory findings of stomach cancer as revealed in 1988 surgical cases experienced at the authors" department, in connection to the pathologic aspects of the lesion. Diagnosis accuracy was 94.4% in this series and the accuracy appeared to be increasing in recent years with the progress of cytological and endoscopic examinations.